ML BPGD extends MGOPT to Bregman proximal gradient descent for constrained convex problems, proving global linear convergence across multiple coarse levels and validating on image reconstruction.
Mgprox: a nonsmooth multigrid proximal gradient method with adaptive restriction for strongly convex optimization
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Multilevel Bregman Proximal Gradient Descent
ML BPGD extends MGOPT to Bregman proximal gradient descent for constrained convex problems, proving global linear convergence across multiple coarse levels and validating on image reconstruction.